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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0967393 (1992-10-28) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 35 인용 특허 : 0 |
A handy vacuum pump and heat sealer combination device drawing off air from a thermoplastic bag and sealing food inside the thermoplastic bag. The device includes a cylindrical casing to hold a heat sealer, a battery power supply and a vacuum pump. The vacuum pump includes a piston reciprocated by a
A handy vacuum pump and heat sealer combination device comprising a housing, a heat sealer and a vacuum pump fastened inside said housing at two opposite ends thereof, and a power supply unit fastened inside said housing between said heat sealer and said vacuum pump and electrically connected to sai
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